I have been doing music on Macs since 1984. Created the world's first all-MIDI album, The Celtic Macintosh, in 1986. Author of MIDI For The Professional, now in its 13th year. Executive director of the MIDI Manufacturers Association for three years. Consulting clients include Roland, Yamaha, Kurzweil, Opcode, and Apple. Current activities include interactive computer-assisted performances, recordings, and scoring/sound design for film and television. Latest weird project: the revival of George Antheil's "Ballet mecanique"--see www.antheil.org. Faculty, Tufts University, Boston.